CAPABLE MID TO LONGDISTANCE RUNNING SHOES MADE IN PART WITH RECYCLED MATERIALSBreeze through your workout in these featherlight shoes designed for speed and performance Adizero Boston 12 Shoes feature an extremely breathable mesh upper and eyestay construction for a secure midfoot lockdown The innovative Lightstrike midsole provides a soft yet propulsive feel underfoot while ENERGYRODS limit energy loss with each stride A Continentaltrade Rubber outsole offers extraordinary traction on any surface Built for dynamic lightweight movement these adidas running shoes allow you to push past limits during speed and tempo runs This product features at least 20 recycled materials By reusing materials that have already been created we help to reduce waste and our reliance on finite resources and reduce the footprint of the products we makeRegular fitLace closureLightweight mesh upperTextile liningENERGYRODS limit energy lossLightstrike Pro cushioningWeight 8 ounces size 7Midsole drop 7 mm heel 38 mm forefoot 31 mmContinentaltrade Rubber outsoleUpper contains a minimum of 50 recycled content